When they enter a new password, you could generate a new salt and store that with the user record. Old password effectively gets invalidated, store the new hashed+salted passwords plus several new fake ones to throw bad guys off the trail.

On 04/23/2014 03:41 PM, [email protected] wrote:
And how do you handle getting rid of prior access when the user updates his password? You don't want his old password to work.


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